Predictors of Death in Contemporary Adult Patients With Eisenmenger Syndrome: A Multicenter Study

Aleksander Kempny, Cristel Sørensen Hjortshøj, Hong Gu, Wei Li, Alexander R Opotowsky, Michael J Landzberg, Annette Schophuus Jensen, Lars Søndergaard, Mette-Elise Estensen, Ulf Thilén, Werner Budts, Barbara J Mulder, Ilja Blok, Lidia Tomkiewicz-Pająk, Kamil Szostek, Michele D'Alto, Giancarlo Scognamiglio, Katja Prokšelj, Gerhard-Paul Diller, Konstantinos DimopoulosStephen J Wort, Michael A Gatzoulis

54 Citations (Scopus)

Abstract

Background: Eisenmenger syndrome is associated with substantial morbidity and mortality. There is no consensus, however, on mortality risk stratification. We aimed to investigate survival and predictors of death in a large, contemporary cohort of Eisenmenger syndrome patients. Methods: In a multicenter approach, we identified adults with Eisenmenger syndrome under follow-up between 2000 and 2015. We examined survival and its association with clinical, electrocardiographic, echocardiographic, and laboratory parameters. Results: We studied 1098 patients (median age, 34.4 years; range, 16.1-84.4 years; 65.1% female; 31.9% with Down syndrome). The majority had a posttricuspid defect (n=643, 58.6%), followed by patients with a complex (n=315, 28.7%) and pretricuspid lesion (n=140, 12.7%). Over a median follow-up of 3.1 years (interquartile range, 1.4-5.9), allowing for 4361.6 patient-years observation, 278 patients died and 6 underwent transplantation. Twelve parameters emerged as significant predictors of death on univariable analysis. On multivariable Cox regression analysis, only age (hazard ratio [HR], 1.41/10 years; 95% confidence interval [CI], 1.24-1.59; P<0.001), pretricuspid shunt (HR, 1.56; 95% CI, 1.02-2.39; P=0.041), oxygen saturation at rest (HR, 0.53/10%; 95% CI, 0.43-0.65; P<0.001), presence of sinus rhythm (HR, 0.53; 95% CI, 0.32-0.88; P=0.013), and presence of pericardial effusion (HR, 2.41; 95% CI, 1.59-3.66; P<0.001) remained significant predictors of death. Conclusions: There is significant premature mortality among contemporary adults with Eisenmenger syndrome. We report, herewith, a multivariable mortality risk stratification model based on 5 simple, noninvasive predictors of death in this population.

Original languageEnglish
JournalCirculation
Volume135
Issue number15
Pages (from-to)1432-1440
ISSN0009-7322
DOIs
Publication statusPublished - 11 Apr 2017

Keywords

  • Adolescent
  • Adult
  • Aged
  • Aged, 80 and over
  • Biomarkers
  • Echocardiography
  • Eisenmenger Complex/diagnosis
  • Electrocardiography
  • Female
  • Follow-Up Studies
  • Humans
  • Male
  • Middle Aged
  • Oxygen Consumption
  • Phenotype
  • Prognosis
  • Proportional Hazards Models
  • Risk Assessment
  • Risk Factors
  • Severity of Illness Index
  • Walk Test
  • Young Adult

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